# Copyright 2021-2025 Avaiga Private Limited
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
#        http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
# an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
# specific language governing permissions and limitations under the License.
from dataclasses import dataclass, field
from typing import Callable, List, Optional

from taipy.core.notification import Event


@dataclass
class _Callback:
    callback: Callable
    args: Optional[List] = field(default_factory=list)
    broadcast: Optional[bool] = False
    filter: Optional[Callable[[Event], bool]] = None

    def __hash__(self):
        return hash(self.callback)
